[INFO] cloning repository https://github.com/zhaofengli/colmena
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhaofengli/colmena" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaofengli%2Fcolmena", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 349b035a5027f23d88eeb3bc41085d7ee29f18ed
[INFO] checking zhaofengli/colmena against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaofengli%2Fcolmena" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zhaofengli/colmena
[INFO] finished tweaking git repo https://github.com/zhaofengli/colmena
[INFO] tweaked toml for git repo https://github.com/zhaofengli/colmena written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhaofengli/colmena on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zhaofengli/colmena already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: method `capture_store_path` is never used
[INFO] [stdout]   --> src/util.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub trait CommandExt {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     async fn capture_store_path(&mut self) -> ColmenaResult<StorePath>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nix/hive/mod.rs:489:24
[INFO] [stdout]     |
[INFO] [stdout] 489 |     fn nix_instantiate(&self, expression: &str) -> NixInstantiate {
[INFO] [stdout]     |                        ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 489 |     fn nix_instantiate(&self, expression: &str) -> NixInstantiate<'_> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `capture_store_path` is never used
[INFO] [stdout]   --> src/util.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub trait CommandExt {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 42 |     async fn capture_store_path(&mut self) -> ColmenaResult<StorePath>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/nix/hive/mod.rs:489:24
[INFO] [stdout]     |
[INFO] [stdout] 489 |     fn nix_instantiate(&self, expression: &str) -> NixInstantiate {
[INFO] [stdout]     |                        ^^^^^                       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 489 |     fn nix_instantiate(&self, expression: &str) -> NixInstantiate<'_> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.23s
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[INFO] [stdout] e9c7c487151cc86b90e337bde132eb7378b650fbd74bed372f54963f81713e57
